<template>
  <!-- 头部 -->
  <header class="header">
    <!-- 头部的第一行 -->
    <div class="top">
      <div class="container">
        <div class="loginList">
          <p>尚品汇欢迎您！</p>
          <span v-if="UserInfo.loginName ? true : false">
            <span style="margin-right: 20px">{{ UserInfo.loginName }}</span>
            <span @click="unLogin_onfun">退出登录</span>
          </span>
          <p v-else>
            <span>请</span>
            <router-link to="/login">登录</router-link>
            <router-link to="/register" class="register">免费注册</router-link>
          </p>
        </div>
        <div class="typeList">
          <a @click="$router.push('/myorder')">我的订单</a>
          <a @click="$router.push('/shopcart')">我的购物车</a>
          <a href="javascript:;">我的尚品汇</a>
          <a href="javascript:;">尚品汇会员</a>
          <a href="javascript:;">企业采购</a>
          <a href="javascript:;">关注尚品汇</a>
          <a href="javascript:;">合作招商</a>
          <a href="javascript:;">商家后台</a>
        </div>
      </div>
    </div>
    <!--头部第二行 搜索区域-->
    <div class="bottom">
      <h1 class="logoArea">
        <a class="logo" title="尚品汇" href="javascript:;" @click="$router.replace('/home')">
          <img src="./images/logo.png" alt="" />
        </a>
      </h1>
      <div class="searchArea">
        <form action="###" class="searchForm">
          <input type="text" id="autocomplete" class="input-error input-xxlarge" v-model="keyWord" />
          <button @click="go_search_onfun" class="sui-btn btn-xlarge btn-danger" type="button">搜索</button>
        </form>
      </div>
    </div>
  </header>
</template>

<script>
import { mapState, mapActions } from 'vuex'
export default {
  data() {
    return {
      keyWord: '',
    }
  },
  computed: {
    ...mapState('login', ['UserInfo']),
  },
  methods: {
    ...mapActions('login', ['un_Login', 'clear_token_userinfo']),
    // 搜索商品
    go_search_onfun() {
      // 准备路由传参的参数 不要忘记 之前的参数
      let location = { name: 'search' }
      if (this.keyWord.trim() === '') {
        this.$Msg.error('请输入内容!')
      } else {
        location.query = { ...this.$route.query }
        location.params = { ...this.$route.params }
        location.params.keyword = this.keyWord
        // 实现跳转
        this.$router.push(location)
      }
    },
    // 退出登录
    unLogin_onfun() {
      try {
        this.un_Login()
        // 退出登录成功
        // 调用action清楚所有token和用户信息
        this.clear_token_userinfo()
        // 重定向至首页
        this.$router.replace('/home')
      } catch (error) {
        this.$Msg.error('退出登录失败!')
      }
    },
  },
  created() {
    this.$bus.$on('clear_keyword', () => {
      this.keyWord = ''
    })
  },
}
</script>

<style lang="less" scoped>
.header {
  & > .top {
    background-color: #eaeaea;
    height: 30px;
    line-height: 30px;

    .container {
      width: 1200px;
      margin: 0 auto;
      overflow: hidden;

      .loginList {
        float: left;

        p {
          float: left;
          margin-right: 10px;

          .register {
            border-left: 1px solid #b3aeae;
            padding: 0 5px;
            margin-left: 5px;
          }
        }
      }

      .typeList {
        float: right;

        a {
          padding: 0 10px;

          & + a {
            border-left: 1px solid #b3aeae;
          }
        }
      }
    }
  }

  & > .bottom {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;

    .logoArea {
      float: left;

      .logo {
        img {
          width: 175px;
          margin: 25px 45px;
        }
      }
    }

    .searchArea {
      float: right;
      margin-top: 35px;

      .searchForm {
        overflow: hidden;

        input {
          box-sizing: border-box;
          width: 490px;
          height: 32px;
          padding: 0px 4px;
          border: 2px solid #ea4a36;
          float: left;

          &:focus {
            outline: none;
          }
        }

        button {
          height: 32px;
          width: 68px;
          background-color: #ea4a36;
          border: none;
          color: #fff;
          float: left;
          cursor: pointer;

          &:focus {
            outline: none;
          }
        }
      }
    }
  }
}
</style>

style